220002221002212 has 216 divisors, whose sum is σ = 624334358793600. Its totient is φ = 65242631076480.

The previous prime is 220002221002199. The next prime is 220002221002271. The reversal of 220002221002212 is 212200122200022.

220002221002212 is a `hidden beast` number, since 220 + 0 + 0 + 2 + 221 + 0 + 0 + 221 + 2 = 666.

It is a super-2 number, since 2×220002221002212² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2411492614 + ... + 2411583842.

Almost surely, 2^{220002221002212} is an apocalyptic number.

220002221002212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220002221002212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (312167179396800).

220002221002212 is an abundant number, since it is smaller than the sum of its proper divisors (404332137791388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220002221002212 is a wasteful number, since it uses less digits than its factorization.

220002221002212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103087 (or 103071 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 220002221002212 its reverse (212200122200022), we get a palindrome (432202343202234).

The spelling of 220002221002212 in words is "two hundred twenty trillion, two billion, two hundred twenty-one million, two thousand, two hundred twelve".